Finding the Fourth Proportional to 65,302.95, 90,013.89 and 51,482.70

Step by Step Solution

1. Step 1: Write the proportion equation
   65,302.95 : 90,013.89 = 51,482.70 : x
2. Step 2: Convert to fraction form
   65,302.95/90,013.89 = 51,482.70/x
3. Step 3: Cross multiply
   65,302.95x = 90,013.89 × 51,482.70
4. Step 4: Simplify right side
   65,302.95x = 4,634,158,094.70
5. Step 5: Solve for x
   x = 4,634,158,094.70/65,302.95
6. Step 6: Final answer
   x = 70,963.99