Finding the Fourth Proportional to 151,515.04, 209,092.22 and 83,534.72

Step by Step Solution

1. Step 1: Write the proportion equation
   151,515.04 : 209,092.22 = 83,534.72 : x
2. Step 2: Convert to fraction form
   151,515.04/209,092.22 = 83,534.72/x
3. Step 3: Cross multiply
   151,515.04x = 209,092.22 × 83,534.72
4. Step 4: Simplify right side
   151,515.04x = 17,466,460,051.88
5. Step 5: Solve for x
   x = 17,466,460,051.88/151,515.04
6. Step 6: Final answer
   x = 115,278.72