Finding the Third Proportional to 56,608,620.75 and 123,465,012

Step by Step Solution

1. Step 1: Write the proportion equation
   56,608,620.75 : 123,465,012 = 123,465,012 : x
2. Step 2: Convert to fraction form
   56,608,620.75/123,465,012 = 123,465,012/x
3. Step 3: Cross multiply
   56,608,620.75x = 123,465,012 × 123,465,012
4. Step 4: Simplify right side
   56,608,620.75x = 15,243,609,188,160,144
5. Step 5: Solve for x
   x = 15,243,609,188,160,144/56,608,620.75
6. Step 6: Final answer
   x = 269,280,702.94