Finding the Fourth Proportional to 55,741.32, 76,917.42 and 31,545

Step by Step Solution

1. Step 1: Write the proportion equation
   55,741.32 : 76,917.42 = 31,545 : x
2. Step 2: Convert to fraction form
   55,741.32/76,917.42 = 31,545/x
3. Step 3: Cross multiply
   55,741.32x = 76,917.42 × 31,545
4. Step 4: Simplify right side
   55,741.32x = 2,426,360,013.90
5. Step 5: Solve for x
   x = 2,426,360,013.90/55,741.32
6. Step 6: Final answer
   x = 43,528.93