Finding the Fourth Proportional to 154,131.46, 212,607.93 and 106,300.42

Step by Step Solution

1. Step 1: Write the proportion equation
   154,131.46 : 212,607.93 = 106,300.42 : x
2. Step 2: Convert to fraction form
   154,131.46/212,607.93 = 106,300.42/x
3. Step 3: Cross multiply
   154,131.46x = 212,607.93 × 106,300.42
4. Step 4: Simplify right side
   154,131.46x = 22,600,312,254.33
5. Step 5: Solve for x
   x = 22,600,312,254.33/154,131.46
6. Step 6: Final answer
   x = 146,630.11