Finding the Fourth Proportional to 61,195.86, 84,382.83 and 42,300.18

Step by Step Solution

1. Step 1: Write the proportion equation
   61,195.86 : 84,382.83 = 42,300.18 : x
2. Step 2: Convert to fraction form
   61,195.86/84,382.83 = 42,300.18/x
3. Step 3: Cross multiply
   61,195.86x = 84,382.83 × 42,300.18
4. Step 4: Simplify right side
   61,195.86x = 3,569,408,897.91
5. Step 5: Solve for x
   x = 3,569,408,897.91/61,195.86
6. Step 6: Final answer
   x = 58,327.62