Finding the Fourth Proportional to 233,300.16, 321,870 and 152,773.60

Step by Step Solution

1. Step 1: Write the proportion equation
   233,300.16 : 321,870 = 152,773.60 : x
2. Step 2: Convert to fraction form
   233,300.16/321,870 = 152,773.60/x
3. Step 3: Cross multiply
   233,300.16x = 321,870 × 152,773.60
4. Step 4: Simplify right side
   233,300.16x = 49,173,238,632
5. Step 5: Solve for x
   x = 49,173,238,632/233,300.16
6. Step 6: Final answer
   x = 210,772.42