Finding the Fourth Proportional to 52,248.74, 72,109.41 and 31,028.00

Step by Step Solution

1. Step 1: Write the proportion equation
   52,248.74 : 72,109.41 = 31,028.00 : x
2. Step 2: Convert to fraction form
   52,248.74/72,109.41 = 31,028.00/x
3. Step 3: Cross multiply
   52,248.74x = 72,109.41 × 31,028.00
4. Step 4: Simplify right side
   52,248.74x = 2,237,411,166.80
5. Step 5: Solve for x
   x = 2,237,411,166.80/52,248.74
6. Step 6: Final answer
   x = 42,822.30