Finding the Fourth Proportional to 147,045.34, 202,867.59 and 86,579.02

Step by Step Solution

1. Step 1: Write the proportion equation
   147,045.34 : 202,867.59 = 86,579.02 : x
2. Step 2: Convert to fraction form
   147,045.34/202,867.59 = 86,579.02/x
3. Step 3: Cross multiply
   147,045.34x = 202,867.59 × 86,579.02
4. Step 4: Simplify right side
   147,045.34x = 17,564,077,131.96
5. Step 5: Solve for x
   x = 17,564,077,131.96/147,045.34
6. Step 6: Final answer
   x = 119,446.68