Finding the Fourth Proportional to 621,098.61, 931,648.14 and 194,667.53

Step by Step Solution

1. Step 1: Write the proportion equation
   621,098.61 : 931,648.14 = 194,667.53 : x
2. Step 2: Convert to fraction form
   621,098.61/931,648.14 = 194,667.53/x
3. Step 3: Cross multiply
   621,098.61x = 931,648.14 × 194,667.53
4. Step 4: Simplify right side
   621,098.61x = 181,361,642,242.89
5. Step 5: Solve for x
   x = 181,361,642,242.89/621,098.61
6. Step 6: Final answer
   x = 292,001.37