Finding the Fourth Proportional to 83,368.42, 115,048.42 and 45,642.67

Step by Step Solution

1. Step 1: Write the proportion equation
   83,368.42 : 115,048.42 = 45,642.67 : x
2. Step 2: Convert to fraction form
   83,368.42/115,048.42 = 45,642.67/x
3. Step 3: Cross multiply
   83,368.42x = 115,048.42 × 45,642.67
4. Step 4: Simplify right side
   83,368.42x = 5,251,116,666.35
5. Step 5: Solve for x
   x = 5,251,116,666.35/83,368.42
6. Step 6: Final answer
   x = 62,986.88