Finding the Fourth Proportional to 477,109.60, 715,663.94 and 122,123.05

Step by Step Solution

1. Step 1: Write the proportion equation
   477,109.60 : 715,663.94 = 122,123.05 : x
2. Step 2: Convert to fraction form
   477,109.60/715,663.94 = 122,123.05/x
3. Step 3: Cross multiply
   477,109.60x = 715,663.94 × 122,123.05
4. Step 4: Simplify right side
   477,109.60x = 87,399,063,127.82
5. Step 5: Solve for x
   x = 87,399,063,127.82/477,109.60
6. Step 6: Final answer
   x = 183,184.46