Finding the Fourth Proportional to 978,109.78, 1,467,587.03 and 529,146.93

Step by Step Solution

1. Step 1: Write the proportion equation
   978,109.78 : 1,467,587.03 = 529,146.93 : x
2. Step 2: Convert to fraction form
   978,109.78/1,467,587.03 = 529,146.93/x
3. Step 3: Cross multiply
   978,109.78x = 1,467,587.03 × 529,146.93
4. Step 4: Simplify right side
   978,109.78x = 776,569,170,499.54
5. Step 5: Solve for x
   x = 776,569,170,499.54/978,109.78
6. Step 6: Final answer
   x = 793,948.89