Finding the Fourth Proportional to 187,970.42, 281,862.31 and 59,870

Step by Step Solution

1. Step 1: Write the proportion equation
   187,970.42 : 281,862.31 = 59,870 : x
2. Step 2: Convert to fraction form
   187,970.42/281,862.31 = 59,870/x
3. Step 3: Cross multiply
   187,970.42x = 281,862.31 × 59,870
4. Step 4: Simplify right side
   187,970.42x = 16,875,096,499.70
5. Step 5: Solve for x
   x = 16,875,096,499.70/187,970.42
6. Step 6: Final answer
   x = 89,775.28