Finding the Fourth Proportional to 101,654.58, 140,288.72 and 56,337.51

Step by Step Solution

1. Step 1: Write the proportion equation
   101,654.58 : 140,288.72 = 56,337.51 : x
2. Step 2: Convert to fraction form
   101,654.58/140,288.72 = 56,337.51/x
3. Step 3: Cross multiply
   101,654.58x = 140,288.72 × 56,337.51
4. Step 4: Simplify right side
   101,654.58x = 7,903,516,884.20
5. Step 5: Solve for x
   x = 7,903,516,884.20/101,654.58
6. Step 6: Final answer
   x = 77,748.75