Finding the Fourth Proportional to 236,780.10, 354,970.89 and 194,663.34

Step by Step Solution

1. Step 1: Write the proportion equation
   236,780.10 : 354,970.89 = 194,663.34 : x
2. Step 2: Convert to fraction form
   236,780.10/354,970.89 = 194,663.34/x
3. Step 3: Cross multiply
   236,780.10x = 354,970.89 × 194,663.34
4. Step 4: Simplify right side
   236,780.10x = 69,099,819,050.17
5. Step 5: Solve for x
   x = 69,099,819,050.17/236,780.10
6. Step 6: Final answer
   x = 291,831.19