Finding the Fourth Proportional to 67,700.07, 93,429.30 and 40,842.00

Step by Step Solution

1. Step 1: Write the proportion equation
   67,700.07 : 93,429.30 = 40,842.00 : x
2. Step 2: Convert to fraction form
   67,700.07/93,429.30 = 40,842.00/x
3. Step 3: Cross multiply
   67,700.07x = 93,429.30 × 40,842.00
4. Step 4: Simplify right side
   67,700.07x = 3,815,838,799.24
5. Step 5: Solve for x
   x = 3,815,838,799.24/67,700.07
6. Step 6: Final answer
   x = 56,363.89