Finding the Fourth Proportional to 65,075.32, 89,877.72 and 43,817.68

Step by Step Solution

1. Step 1: Write the proportion equation
   65,075.32 : 89,877.72 = 43,817.68 : x
2. Step 2: Convert to fraction form
   65,075.32/89,877.72 = 43,817.68/x
3. Step 3: Cross multiply
   65,075.32x = 89,877.72 × 43,817.68
4. Step 4: Simplify right side
   65,075.32x = 3,938,233,174.09
5. Step 5: Solve for x
   x = 3,938,233,174.09/65,075.32
6. Step 6: Final answer
   x = 60,518.08