Finding the Fourth Proportional to 65,848.18, 90,870.73 and 35,633.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,848.18 : 90,870.73 = 35,633.50 : x
2. Step 2: Convert to fraction form
   65,848.18/90,870.73 = 35,633.50/x
3. Step 3: Cross multiply
   65,848.18x = 90,870.73 × 35,633.50
4. Step 4: Simplify right side
   65,848.18x = 3,238,042,157.46
5. Step 5: Solve for x
   x = 3,238,042,157.46/65,848.18
6. Step 6: Final answer
   x = 49,174.36