Finding the Fourth Proportional to 119,887.61, 165,442.37 and 65,437.98

Step by Step Solution

1. Step 1: Write the proportion equation
   119,887.61 : 165,442.37 = 65,437.98 : x
2. Step 2: Convert to fraction form
   119,887.61/165,442.37 = 65,437.98/x
3. Step 3: Cross multiply
   119,887.61x = 165,442.37 × 65,437.98
4. Step 4: Simplify right side
   119,887.61x = 10,826,214,499.21
5. Step 5: Solve for x
   x = 10,826,214,499.21/119,887.61
6. Step 6: Final answer
   x = 90,303.03