Finding the Fourth Proportional to 31,007,440, 42,789,849.24 and 17,256,400.48

Step by Step Solution

1. Step 1: Write the proportion equation
   31,007,440 : 42,789,849.24 = 17,256,400.48 : x
2. Step 2: Convert to fraction form
   31,007,440/42,789,849.24 = 17,256,400.48/x
3. Step 3: Cross multiply
   31,007,440x = 42,789,849.24 × 17,256,400.48
4. Step 4: Simplify right side
   31,007,440x = 738,398,774,964,263.75
5. Step 5: Solve for x
   x = 738,398,774,964,263.75/31,007,440
6. Step 6: Final answer
   x = 23,813,600.06