Finding the Fourth Proportional to 74,611.74, 102,931.83 and 42,773.34

Step by Step Solution

1. Step 1: Write the proportion equation
   74,611.74 : 102,931.83 = 42,773.34 : x
2. Step 2: Convert to fraction form
   74,611.74/102,931.83 = 42,773.34/x
3. Step 3: Cross multiply
   74,611.74x = 102,931.83 × 42,773.34
4. Step 4: Simplify right side
   74,611.74x = 4,402,738,161.41
5. Step 5: Solve for x
   x = 4,402,738,161.41/74,611.74
6. Step 6: Final answer
   x = 59,008.65