Finding the Fourth Proportional to 61,178.06, 91,648.47 and 35,816.06

Step by Step Solution

1. Step 1: Write the proportion equation
   61,178.06 : 91,648.47 = 35,816.06 : x
2. Step 2: Convert to fraction form
   61,178.06/91,648.47 = 35,816.06/x
3. Step 3: Cross multiply
   61,178.06x = 91,648.47 × 35,816.06
4. Step 4: Simplify right side
   61,178.06x = 3,282,487,100.43
5. Step 5: Solve for x
   x = 3,282,487,100.43/61,178.06
6. Step 6: Final answer
   x = 53,654.65