Finding the Fourth Proportional to 103,926.78, 143,495.76 and 63,695.52

Step by Step Solution

1. Step 1: Write the proportion equation
   103,926.78 : 143,495.76 = 63,695.52 : x
2. Step 2: Convert to fraction form
   103,926.78/143,495.76 = 63,695.52/x
3. Step 3: Cross multiply
   103,926.78x = 143,495.76 × 63,695.52
4. Step 4: Simplify right side
   103,926.78x = 9,140,037,051.00
5. Step 5: Solve for x
   x = 9,140,037,051.00/103,926.78
6. Step 6: Final answer
   x = 87,946.89