Finding the Third Proportional to 67,119,244,916.25 and 145,410,099,277.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,119,244,916.25 : 145,410,099,277.50 = 145,410,099,277.50 : x
2. Step 2: Convert to fraction form
   67,119,244,916.25/145,410,099,277.50 = 145,410,099,277.50/x
3. Step 3: Cross multiply
   67,119,244,916.25x = 145,410,099,277.50 × 145,410,099,277.50
4. Step 4: Simplify right side
   67,119,244,916.25x = 21,144,096,971,892,407,140,352
5. Step 5: Solve for x
   x = 21,144,096,971,892,407,140,352/67,119,244,916.25
6. Step 6: Final answer
   x = 315,022,867,111.74