Finding the Fourth Proportional to 118,843.56, 164,002.12 and 71,069.76

Step by Step Solution

1. Step 1: Write the proportion equation
   118,843.56 : 164,002.12 = 71,069.76 : x
2. Step 2: Convert to fraction form
   118,843.56/164,002.12 = 71,069.76/x
3. Step 3: Cross multiply
   118,843.56x = 164,002.12 × 71,069.76
4. Step 4: Simplify right side
   118,843.56x = 11,655,591,307.89
5. Step 5: Solve for x
   x = 11,655,591,307.89/118,843.56
6. Step 6: Final answer
   x = 98,075.08