Finding the Fourth Proportional to 152,969.78, 229,195.78 and 93,681.63

Step by Step Solution

1. Step 1: Write the proportion equation
   152,969.78 : 229,195.78 = 93,681.63 : x
2. Step 2: Convert to fraction form
   152,969.78/229,195.78 = 93,681.63/x
3. Step 3: Cross multiply
   152,969.78x = 229,195.78 × 93,681.63
4. Step 4: Simplify right side
   152,969.78x = 21,471,434,025.32
5. Step 5: Solve for x
   x = 21,471,434,025.32/152,969.78
6. Step 6: Final answer
   x = 140,363.89