Finding the Third Proportional to 120,144,515.50 and 186,119,630.50

Step by Step Solution

1. Step 1: Write the proportion equation
   120,144,515.50 : 186,119,630.50 = 186,119,630.50 : x
2. Step 2: Convert to fraction form
   120,144,515.50/186,119,630.50 = 186,119,630.50/x
3. Step 3: Cross multiply
   120,144,515.50x = 186,119,630.50 × 186,119,630.50
4. Step 4: Simplify right side
   120,144,515.50x = 34,640,516,857,456,532
5. Step 5: Solve for x
   x = 34,640,516,857,456,532/120,144,515.50
6. Step 6: Final answer
   x = 288,323,746.73