Finding the Fourth Proportional to 31,034,510.87, 42,824,403.14 and 19,111,429.05

Step by Step Solution

1. Step 1: Write the proportion equation
   31,034,510.87 : 42,824,403.14 = 19,111,429.05 : x
2. Step 2: Convert to fraction form
   31,034,510.87/42,824,403.14 = 19,111,429.05/x
3. Step 3: Cross multiply
   31,034,510.87x = 42,824,403.14 × 19,111,429.05
4. Step 4: Simplify right side
   31,034,510.87x = 818,435,542,123,150.12
5. Step 5: Solve for x
   x = 818,435,542,123,150.12/31,034,510.87
6. Step 6: Final answer
   x = 26,371,788.03