Finding the Fourth Proportional to 140,758.05, 211,100.18 and 52,036.93

Step by Step Solution

1. Step 1: Write the proportion equation
   140,758.05 : 211,100.18 = 52,036.93 : x
2. Step 2: Convert to fraction form
   140,758.05/211,100.18 = 52,036.93/x
3. Step 3: Cross multiply
   140,758.05x = 211,100.18 × 52,036.93
4. Step 4: Simplify right side
   140,758.05x = 10,985,005,293.34
5. Step 5: Solve for x
   x = 10,985,005,293.34/140,758.05
6. Step 6: Final answer
   x = 78,041.75