Finding the Fourth Proportional to 355,109.00, 532,827.83 and 155,403.10

Step by Step Solution

1. Step 1: Write the proportion equation
   355,109.00 : 532,827.83 = 155,403.10 : x
2. Step 2: Convert to fraction form
   355,109.00/532,827.83 = 155,403.10/x
3. Step 3: Cross multiply
   355,109.00x = 532,827.83 × 155,403.10
4. Step 4: Simplify right side
   355,109.00x = 82,803,095,604.71
5. Step 5: Solve for x
   x = 82,803,095,604.71/355,109.00
6. Step 6: Final answer
   x = 233,176.56