Finding the Fourth Proportional to 45,386.88, 62,598.47 and 31,055.25

Step by Step Solution

1. Step 1: Write the proportion equation
   45,386.88 : 62,598.47 = 31,055.25 : x
2. Step 2: Convert to fraction form
   45,386.88/62,598.47 = 31,055.25/x
3. Step 3: Cross multiply
   45,386.88x = 62,598.47 × 31,055.25
4. Step 4: Simplify right side
   45,386.88x = 1,944,010,980.19
5. Step 5: Solve for x
   x = 1,944,010,980.19/45,386.88
6. Step 6: Final answer
   x = 42,832.00