Finding the Fourth Proportional to 93,317.53, 139,732.31 and 51,109.82

Step by Step Solution

1. Step 1: Write the proportion equation
   93,317.53 : 139,732.31 = 51,109.82 : x
2. Step 2: Convert to fraction form
   93,317.53/139,732.31 = 51,109.82/x
3. Step 3: Cross multiply
   93,317.53x = 139,732.31 × 51,109.82
4. Step 4: Simplify right side
   93,317.53x = 7,141,693,212.28
5. Step 5: Solve for x
   x = 7,141,693,212.28/93,317.53
6. Step 6: Final answer
   x = 76,531.10