Finding the Fourth Proportional to 73,192.42, 101,006.33 and 42,978.11

Step by Step Solution

1. Step 1: Write the proportion equation
   73,192.42 : 101,006.33 = 42,978.11 : x
2. Step 2: Convert to fraction form
   73,192.42/101,006.33 = 42,978.11/x
3. Step 3: Cross multiply
   73,192.42x = 101,006.33 × 42,978.11
4. Step 4: Simplify right side
   73,192.42x = 4,341,060,441.51
5. Step 5: Solve for x
   x = 4,341,060,441.51/73,192.42
6. Step 6: Final answer
   x = 59,310.25