Finding the Fourth Proportional to 194,100.42, 291,150.54 and 53,859

Step by Step Solution

1. Step 1: Write the proportion equation
   194,100.42 : 291,150.54 = 53,859 : x
2. Step 2: Convert to fraction form
   194,100.42/291,150.54 = 53,859/x
3. Step 3: Cross multiply
   194,100.42x = 291,150.54 × 53,859
4. Step 4: Simplify right side
   194,100.42x = 15,681,076,933.86
5. Step 5: Solve for x
   x = 15,681,076,933.86/194,100.42
6. Step 6: Final answer
   x = 80,788.48