Finding the Fourth Proportional to 162,011.84, 243,017.89 and 55,396.60

Step by Step Solution

1. Step 1: Write the proportion equation
   162,011.84 : 243,017.89 = 55,396.60 : x
2. Step 2: Convert to fraction form
   162,011.84/243,017.89 = 55,396.60/x
3. Step 3: Cross multiply
   162,011.84x = 243,017.89 × 55,396.60
4. Step 4: Simplify right side
   162,011.84x = 13,462,364,845.17
5. Step 5: Solve for x
   x = 13,462,364,845.17/162,011.84
6. Step 6: Final answer
   x = 83,094.94