Finding the Fourth Proportional to 52,296.64, 72,179.86 and 31,071.82

Step by Step Solution

1. Step 1: Write the proportion equation
   52,296.64 : 72,179.86 = 31,071.82 : x
2. Step 2: Convert to fraction form
   52,296.64/72,179.86 = 31,071.82/x
3. Step 3: Cross multiply
   52,296.64x = 72,179.86 × 31,071.82
4. Step 4: Simplify right side
   52,296.64x = 2,242,759,617.55
5. Step 5: Solve for x
   x = 2,242,759,617.55/52,296.64
6. Step 6: Final answer
   x = 42,885.35