Finding the Fourth Proportional to 93,051.68, 139,498.53 and 36,931.43

Step by Step Solution

1. Step 1: Write the proportion equation
   93,051.68 : 139,498.53 = 36,931.43 : x
2. Step 2: Convert to fraction form
   93,051.68/139,498.53 = 36,931.43/x
3. Step 3: Cross multiply
   93,051.68x = 139,498.53 × 36,931.43
4. Step 4: Simplify right side
   93,051.68x = 5,151,879,498.31
5. Step 5: Solve for x
   x = 5,151,879,498.31/93,051.68
6. Step 6: Final answer
   x = 55,365.79