Finding the Third Proportional to 56,788,624 and 123,527,143

Step by Step Solution

1. Step 1: Write the proportion equation
   56,788,624 : 123,527,143 = 123,527,143 : x
2. Step 2: Convert to fraction form
   56,788,624/123,527,143 = 123,527,143/x
3. Step 3: Cross multiply
   56,788,624x = 123,527,143 × 123,527,143
4. Step 4: Simplify right side
   56,788,624x = 15,258,955,057,742,448
5. Step 5: Solve for x
   x = 15,258,955,057,742,448/56,788,624
6. Step 6: Final answer
   x = 268,697,390.13