Finding the Fourth Proportional to 65,887.82, 98,748.96 and 28,404.02

Step by Step Solution

1. Step 1: Write the proportion equation
   65,887.82 : 98,748.96 = 28,404.02 : x
2. Step 2: Convert to fraction form
   65,887.82/98,748.96 = 28,404.02/x
3. Step 3: Cross multiply
   65,887.82x = 98,748.96 × 28,404.02
4. Step 4: Simplify right side
   65,887.82x = 2,804,867,434.82
5. Step 5: Solve for x
   x = 2,804,867,434.82/65,887.82
6. Step 6: Final answer
   x = 42,570.35