Finding the Fourth Proportional to 69,809.33, 96,337.61 and 37,978.16

Step by Step Solution

1. Step 1: Write the proportion equation
   69,809.33 : 96,337.61 = 37,978.16 : x
2. Step 2: Convert to fraction form
   69,809.33/96,337.61 = 37,978.16/x
3. Step 3: Cross multiply
   69,809.33x = 96,337.61 × 37,978.16
4. Step 4: Simplify right side
   69,809.33x = 3,658,724,495.02
5. Step 5: Solve for x
   x = 3,658,724,495.02/69,809.33
6. Step 6: Final answer
   x = 52,410.25