Finding the Fourth Proportional to 110,830.64, 153,003.32 and 65,522.48

Step by Step Solution

1. Step 1: Write the proportion equation
   110,830.64 : 153,003.32 = 65,522.48 : x
2. Step 2: Convert to fraction form
   110,830.64/153,003.32 = 65,522.48/x
3. Step 3: Cross multiply
   110,830.64x = 153,003.32 × 65,522.48
4. Step 4: Simplify right side
   110,830.64x = 10,025,156,974.63
5. Step 5: Solve for x
   x = 10,025,156,974.63/110,830.64
6. Step 6: Final answer
   x = 90,454.74