Finding the Third Proportional to 55,442,641 and 86,188,082

Step by Step Solution

1. Step 1: Write the proportion equation
   55,442,641 : 86,188,082 = 86,188,082 : x
2. Step 2: Convert to fraction form
   55,442,641/86,188,082 = 86,188,082/x
3. Step 3: Cross multiply
   55,442,641x = 86,188,082 × 86,188,082
4. Step 4: Simplify right side
   55,442,641x = 7,428,385,478,838,724
5. Step 5: Solve for x
   x = 7,428,385,478,838,724/55,442,641
6. Step 6: Final answer
   x = 133,983,254.49