Finding the Fourth Proportional to 81,384.63, 112,317.86 and 45,573.99

Step by Step Solution

1. Step 1: Write the proportion equation
   81,384.63 : 112,317.86 = 45,573.99 : x
2. Step 2: Convert to fraction form
   81,384.63/112,317.86 = 45,573.99/x
3. Step 3: Cross multiply
   81,384.63x = 112,317.86 × 45,573.99
4. Step 4: Simplify right side
   81,384.63x = 5,118,772,800.59
5. Step 5: Solve for x
   x = 5,118,772,800.59/81,384.63
6. Step 6: Final answer
   x = 62,896.06