Finding the Fourth Proportional to 202,987.98, 304,398.72 and 60,783.16

Step by Step Solution

1. Step 1: Write the proportion equation
   202,987.98 : 304,398.72 = 60,783.16 : x
2. Step 2: Convert to fraction form
   202,987.98/304,398.72 = 60,783.16/x
3. Step 3: Cross multiply
   202,987.98x = 304,398.72 × 60,783.16
4. Step 4: Simplify right side
   202,987.98x = 18,502,316,101.56
5. Step 5: Solve for x
   x = 18,502,316,101.56/202,987.98
6. Step 6: Final answer
   x = 91,149.81