Finding the Fourth Proportional to 90,185.51, 124,466.82 and 52,459.76

Step by Step Solution

1. Step 1: Write the proportion equation
   90,185.51 : 124,466.82 = 52,459.76 : x
2. Step 2: Convert to fraction form
   90,185.51/124,466.82 = 52,459.76/x
3. Step 3: Cross multiply
   90,185.51x = 124,466.82 × 52,459.76
4. Step 4: Simplify right side
   90,185.51x = 6,529,499,505.16
5. Step 5: Solve for x
   x = 6,529,499,505.16/90,185.51
6. Step 6: Final answer
   x = 72,400.76