Finding the Fourth Proportional to 110,363.12, 152,298.24 and 64,431.56

Step by Step Solution

1. Step 1: Write the proportion equation
   110,363.12 : 152,298.24 = 64,431.56 : x
2. Step 2: Convert to fraction form
   110,363.12/152,298.24 = 64,431.56/x
3. Step 3: Cross multiply
   110,363.12x = 152,298.24 × 64,431.56
4. Step 4: Simplify right side
   110,363.12x = 9,812,813,188.45
5. Step 5: Solve for x
   x = 9,812,813,188.45/110,363.12
6. Step 6: Final answer
   x = 88,913.88