Finding the Third Proportional to 56,553,542 and 123,184,656

Step by Step Solution

1. Step 1: Write the proportion equation
   56,553,542 : 123,184,656 = 123,184,656 : x
2. Step 2: Convert to fraction form
   56,553,542/123,184,656 = 123,184,656/x
3. Step 3: Cross multiply
   56,553,542x = 123,184,656 × 123,184,656
4. Step 4: Simplify right side
   56,553,542x = 15,174,459,473,838,336
5. Step 5: Solve for x
   x = 15,174,459,473,838,336/56,553,542
6. Step 6: Final answer
   x = 268,320,231.36