Finding the Fourth Proportional to 93,156.58, 139,802.55 and 69,845.86

Step by Step Solution

1. Step 1: Write the proportion equation
   93,156.58 : 139,802.55 = 69,845.86 : x
2. Step 2: Convert to fraction form
   93,156.58/139,802.55 = 69,845.86/x
3. Step 3: Cross multiply
   93,156.58x = 139,802.55 × 69,845.86
4. Step 4: Simplify right side
   93,156.58x = 9,764,629,334.94
5. Step 5: Solve for x
   x = 9,764,629,334.94/93,156.58
6. Step 6: Final answer
   x = 104,819.53