Finding the Fourth Proportional to 191,499.56, 286,980.47 and 151,341.99

Step by Step Solution

1. Step 1: Write the proportion equation
   191,499.56 : 286,980.47 = 151,341.99 : x
2. Step 2: Convert to fraction form
   191,499.56/286,980.47 = 151,341.99/x
3. Step 3: Cross multiply
   191,499.56x = 286,980.47 × 151,341.99
4. Step 4: Simplify right side
   191,499.56x = 43,432,194,155.58
5. Step 5: Solve for x
   x = 43,432,194,155.58/191,499.56
6. Step 6: Final answer
   x = 226,800.49