Finding the Fourth Proportional to 110,498.82, 152,506.86 and 65,188.05

Step by Step Solution

1. Step 1: Write the proportion equation
   110,498.82 : 152,506.86 = 65,188.05 : x
2. Step 2: Convert to fraction form
   110,498.82/152,506.86 = 65,188.05/x
3. Step 3: Cross multiply
   110,498.82x = 152,506.86 × 65,188.05
4. Step 4: Simplify right side
   110,498.82x = 9,941,624,815.02
5. Step 5: Solve for x
   x = 9,941,624,815.02/110,498.82
6. Step 6: Final answer
   x = 89,970.42