Finding the Fourth Proportional to 319,105.59, 478,656.90 and 94,467.30

Step by Step Solution

1. Step 1: Write the proportion equation
   319,105.59 : 478,656.90 = 94,467.30 : x
2. Step 2: Convert to fraction form
   319,105.59/478,656.90 = 94,467.30/x
3. Step 3: Cross multiply
   319,105.59x = 478,656.90 × 94,467.30
4. Step 4: Simplify right side
   319,105.59x = 45,217,424,969.37
5. Step 5: Solve for x
   x = 45,217,424,969.37/319,105.59
6. Step 6: Final answer
   x = 141,700.51