Finding the Third Proportional to 56,479,464 and 123,316,632

Step by Step Solution

1. Step 1: Write the proportion equation
   56,479,464 : 123,316,632 = 123,316,632 : x
2. Step 2: Convert to fraction form
   56,479,464/123,316,632 = 123,316,632/x
3. Step 3: Cross multiply
   56,479,464x = 123,316,632 × 123,316,632
4. Step 4: Simplify right side
   56,479,464x = 15,206,991,727,823,424
5. Step 5: Solve for x
   x = 15,206,991,727,823,424/56,479,464
6. Step 6: Final answer
   x = 269,248,159.43