Finding the Third Proportional to 58,616,116 and 89,664,846

Step by Step Solution

1. Step 1: Write the proportion equation
   58,616,116 : 89,664,846 = 89,664,846 : x
2. Step 2: Convert to fraction form
   58,616,116/89,664,846 = 89,664,846/x
3. Step 3: Cross multiply
   58,616,116x = 89,664,846 × 89,664,846
4. Step 4: Simplify right side
   58,616,116x = 8,039,784,608,203,716
5. Step 5: Solve for x
   x = 8,039,784,608,203,716/58,616,116
6. Step 6: Final answer
   x = 137,159,968.23