Finding the Fourth Proportional to 113,667.98, 156,858.21 and 62,682.86

Step by Step Solution

1. Step 1: Write the proportion equation
   113,667.98 : 156,858.21 = 62,682.86 : x
2. Step 2: Convert to fraction form
   113,667.98/156,858.21 = 62,682.86/x
3. Step 3: Cross multiply
   113,667.98x = 156,858.21 × 62,682.86
4. Step 4: Simplify right side
   113,667.98x = 9,832,320,528.66
5. Step 5: Solve for x
   x = 9,832,320,528.66/113,667.98
6. Step 6: Final answer
   x = 86,500.36