Finding the Fourth Proportional to 707,233.93, 976,003.90 and 435,458.63

Step by Step Solution

1. Step 1: Write the proportion equation
   707,233.93 : 976,003.90 = 435,458.63 : x
2. Step 2: Convert to fraction form
   707,233.93/976,003.90 = 435,458.63/x
3. Step 3: Cross multiply
   707,233.93x = 976,003.90 × 435,458.63
4. Step 4: Simplify right side
   707,233.93x = 425,009,314,111.34
5. Step 5: Solve for x
   x = 425,009,314,111.34/707,233.93
6. Step 6: Final answer
   x = 600,945.88