Finding the Fourth Proportional to 341,111.57, 470,730.21 and 188,156.21

Step by Step Solution

1. Step 1: Write the proportion equation
   341,111.57 : 470,730.21 = 188,156.21 : x
2. Step 2: Convert to fraction form
   341,111.57/470,730.21 = 188,156.21/x
3. Step 3: Cross multiply
   341,111.57x = 470,730.21 × 188,156.21
4. Step 4: Simplify right side
   341,111.57x = 88,570,812,246.10
5. Step 5: Solve for x
   x = 88,570,812,246.10/341,111.57
6. Step 6: Final answer
   x = 259,653.50