Finding the Fourth Proportional to 65,400.84, 90,250.50 and 37,105.96

Step by Step Solution

1. Step 1: Write the proportion equation
   65,400.84 : 90,250.50 = 37,105.96 : x
2. Step 2: Convert to fraction form
   65,400.84/90,250.50 = 37,105.96/x
3. Step 3: Cross multiply
   65,400.84x = 90,250.50 × 37,105.96
4. Step 4: Simplify right side
   65,400.84x = 3,348,831,442.98
5. Step 5: Solve for x
   x = 3,348,831,442.98/65,400.84
6. Step 6: Final answer
   x = 51,204.72