Finding the Fourth Proportional to 99,103.04, 136,762.56 and 53,781.01

Step by Step Solution

1. Step 1: Write the proportion equation
   99,103.04 : 136,762.56 = 53,781.01 : x
2. Step 2: Convert to fraction form
   99,103.04/136,762.56 = 53,781.01/x
3. Step 3: Cross multiply
   99,103.04x = 136,762.56 × 53,781.01
4. Step 4: Simplify right side
   99,103.04x = 7,355,229,034.37
5. Step 5: Solve for x
   x = 7,355,229,034.37/99,103.04
6. Step 6: Final answer
   x = 74,217.99