Finding the Fourth Proportional to 73,870.18, 111,303.90 and 61,010.62

Step by Step Solution

1. Step 1: Write the proportion equation
   73,870.18 : 111,303.90 = 61,010.62 : x
2. Step 2: Convert to fraction form
   73,870.18/111,303.90 = 61,010.62/x
3. Step 3: Cross multiply
   73,870.18x = 111,303.90 × 61,010.62
4. Step 4: Simplify right side
   73,870.18x = 6,790,719,642.36
5. Step 5: Solve for x
   x = 6,790,719,642.36/73,870.18
6. Step 6: Final answer
   x = 91,927.75