Finding the Fourth Proportional to 31,123,945.96, 42,947,950.98 and 17,184,396.76

Step by Step Solution

1. Step 1: Write the proportion equation
   31,123,945.96 : 42,947,950.98 = 17,184,396.76 : x
2. Step 2: Convert to fraction form
   31,123,945.96/42,947,950.98 = 17,184,396.76/x
3. Step 3: Cross multiply
   31,123,945.96x = 42,947,950.98 × 17,184,396.76
4. Step 4: Simplify right side
   31,123,945.96x = 738,034,629,669,350.88
5. Step 5: Solve for x
   x = 738,034,629,669,350.88/31,123,945.96
6. Step 6: Final answer
   x = 23,712,759.00