Finding the Fourth Proportional to 42,213.16, 63,033.17 and 37,780.84

Step by Step Solution

1. Step 1: Write the proportion equation
   42,213.16 : 63,033.17 = 37,780.84 : x
2. Step 2: Convert to fraction form
   42,213.16/63,033.17 = 37,780.84/x
3. Step 3: Cross multiply
   42,213.16x = 63,033.17 × 37,780.84
4. Step 4: Simplify right side
   42,213.16x = 2,381,446,110.46
5. Step 5: Solve for x
   x = 2,381,446,110.46/42,213.16
6. Step 6: Final answer
   x = 56,414.78