Finding the Fourth Proportional to 67,902.51, 93,704.78 and 37,688.10

Step by Step Solution

1. Step 1: Write the proportion equation
   67,902.51 : 93,704.78 = 37,688.10 : x
2. Step 2: Convert to fraction form
   67,902.51/93,704.78 = 37,688.10/x
3. Step 3: Cross multiply
   67,902.51x = 93,704.78 × 37,688.10
4. Step 4: Simplify right side
   67,902.51x = 3,531,554,720.61
5. Step 5: Solve for x
   x = 3,531,554,720.61/67,902.51
6. Step 6: Final answer
   x = 52,009.19