Finding the Fourth Proportional to 67,870.60, 93,661.48 and 37,655.90

Step by Step Solution

1. Step 1: Write the proportion equation
   67,870.60 : 93,661.48 = 37,655.90 : x
2. Step 2: Convert to fraction form
   67,870.60/93,661.48 = 37,655.90/x
3. Step 3: Cross multiply
   67,870.60x = 93,661.48 × 37,655.90
4. Step 4: Simplify right side
   67,870.60x = 3,526,906,824.10
5. Step 5: Solve for x
   x = 3,526,906,824.10/67,870.60
6. Step 6: Final answer
   x = 51,965.17