Finding the Third Proportional to 55,861,240 and 86,696,684

Step by Step Solution

1. Step 1: Write the proportion equation
   55,861,240 : 86,696,684 = 86,696,684 : x
2. Step 2: Convert to fraction form
   55,861,240/86,696,684 = 86,696,684/x
3. Step 3: Cross multiply
   55,861,240x = 86,696,684 × 86,696,684
4. Step 4: Simplify right side
   55,861,240x = 7,516,315,016,595,856
5. Step 5: Solve for x
   x = 7,516,315,016,595,856/55,861,240
6. Step 6: Final answer
   x = 134,553,314.90