Finding the Fourth Proportional to 113,305, 156,364.72 and 62,319.88

Step by Step Solution

1. Step 1: Write the proportion equation
   113,305 : 156,364.72 = 62,319.88 : x
2. Step 2: Convert to fraction form
   113,305/156,364.72 = 62,319.88/x
3. Step 3: Cross multiply
   113,305x = 156,364.72 × 62,319.88
4. Step 4: Simplify right side
   113,305x = 9,744,630,586.63
5. Step 5: Solve for x
   x = 9,744,630,586.63/113,305
6. Step 6: Final answer
   x = 86,003.54