Finding the Fourth Proportional to 146,726,217.30, 220,082,327.55 and 49,672,406.10

Step by Step Solution

1. Step 1: Write the proportion equation
   146,726,217.30 : 220,082,327.55 = 49,672,406.10 : x
2. Step 2: Convert to fraction form
   146,726,217.30/220,082,327.55 = 49,672,406.10/x
3. Step 3: Cross multiply
   146,726,217.30x = 220,082,327.55 × 49,672,406.10
4. Step 4: Simplify right side
   146,726,217.30x = 10,932,018,749,496,818
5. Step 5: Solve for x
   x = 10,932,018,749,496,818/146,726,217.30
6. Step 6: Final answer
   x = 74,506,239.93