Finding the Third Proportional to 56,710,381.50 and 123,726,811.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,710,381.50 : 123,726,811.50 = 123,726,811.50 : x
2. Step 2: Convert to fraction form
   56,710,381.50/123,726,811.50 = 123,726,811.50/x
3. Step 3: Cross multiply
   56,710,381.50x = 123,726,811.50 × 123,726,811.50
4. Step 4: Simplify right side
   56,710,381.50x = 15,308,323,883,956,532
5. Step 5: Solve for x
   x = 15,308,323,883,956,532/56,710,381.50
6. Step 6: Final answer
   x = 269,938,651.07