Finding the Fourth Proportional to 109,058.08, 150,499.98 and 61,311.52

Step by Step Solution

1. Step 1: Write the proportion equation
   109,058.08 : 150,499.98 = 61,311.52 : x
2. Step 2: Convert to fraction form
   109,058.08/150,499.98 = 61,311.52/x
3. Step 3: Cross multiply
   109,058.08x = 150,499.98 × 61,311.52
4. Step 4: Simplify right side
   109,058.08x = 9,227,382,533.77
5. Step 5: Solve for x
   x = 9,227,382,533.77/109,058.08
6. Step 6: Final answer
   x = 84,609.80