Finding the Fourth Proportional to 69,065.31, 103,674.78 and 35,776.47

Step by Step Solution

1. Step 1: Write the proportion equation
   69,065.31 : 103,674.78 = 35,776.47 : x
2. Step 2: Convert to fraction form
   69,065.31/103,674.78 = 35,776.47/x
3. Step 3: Cross multiply
   69,065.31x = 103,674.78 × 35,776.47
4. Step 4: Simplify right side
   69,065.31x = 3,709,117,656.43
5. Step 5: Solve for x
   x = 3,709,117,656.43/69,065.31
6. Step 6: Final answer
   x = 53,704.50