Finding the Fourth Proportional to 73,782.32, 101,830.72 and 45,118.48

Step by Step Solution

1. Step 1: Write the proportion equation
   73,782.32 : 101,830.72 = 45,118.48 : x
2. Step 2: Convert to fraction form
   73,782.32/101,830.72 = 45,118.48/x
3. Step 3: Cross multiply
   73,782.32x = 101,830.72 × 45,118.48
4. Step 4: Simplify right side
   73,782.32x = 4,594,447,303.71
5. Step 5: Solve for x
   x = 4,594,447,303.71/73,782.32
6. Step 6: Final answer
   x = 62,270.30