Finding the Third Proportional to 28,472,122.69 and 42,521,608.13

Step by Step Solution

1. Step 1: Write the proportion equation
   28,472,122.69 : 42,521,608.13 = 42,521,608.13 : x
2. Step 2: Convert to fraction form
   28,472,122.69/42,521,608.13 = 42,521,608.13/x
3. Step 3: Cross multiply
   28,472,122.69x = 42,521,608.13 × 42,521,608.13
4. Step 4: Simplify right side
   28,472,122.69x = 1,808,087,157,536,066
5. Step 5: Solve for x
   x = 1,808,087,157,536,066/28,472,122.69
6. Step 6: Final answer
   x = 63,503,770.95