Finding the Fourth Proportional to 109,471.69, 151,071.14 and 59,170.69

Step by Step Solution

1. Step 1: Write the proportion equation
   109,471.69 : 151,071.14 = 59,170.69 : x
2. Step 2: Convert to fraction form
   109,471.69/151,071.14 = 59,170.69/x
3. Step 3: Cross multiply
   109,471.69x = 151,071.14 × 59,170.69
4. Step 4: Simplify right side
   109,471.69x = 8,938,983,592.89
5. Step 5: Solve for x
   x = 8,938,983,592.89/109,471.69
6. Step 6: Final answer
   x = 81,655.66