Finding the Fourth Proportional to 58,856.03, 88,271.28 and 21,417.02

Step by Step Solution

1. Step 1: Write the proportion equation
   58,856.03 : 88,271.28 = 21,417.02 : x
2. Step 2: Convert to fraction form
   58,856.03/88,271.28 = 21,417.02/x
3. Step 3: Cross multiply
   58,856.03x = 88,271.28 × 21,417.02
4. Step 4: Simplify right side
   58,856.03x = 1,890,507,327.83
5. Step 5: Solve for x
   x = 1,890,507,327.83/58,856.03
6. Step 6: Final answer
   x = 32,120.88