Finding the Fourth Proportional to 238,066.45, 357,120.43 and 78,094.42

Step by Step Solution

1. Step 1: Write the proportion equation
   238,066.45 : 357,120.43 = 78,094.42 : x
2. Step 2: Convert to fraction form
   238,066.45/357,120.43 = 78,094.42/x
3. Step 3: Cross multiply
   238,066.45x = 357,120.43 × 78,094.42
4. Step 4: Simplify right side
   238,066.45x = 27,889,111,762.96
5. Step 5: Solve for x
   x = 27,889,111,762.96/238,066.45
6. Step 6: Final answer
   x = 117,148.44