Finding the Fourth Proportional to 776,892,433.14, 1,072,099,045.89 and 424,460,856.42

Step by Step Solution

1. Step 1: Write the proportion equation
   776,892,433.14 : 1,072,099,045.89 = 424,460,856.42 : x
2. Step 2: Convert to fraction form
   776,892,433.14/1,072,099,045.89 = 424,460,856.42/x
3. Step 3: Cross multiply
   776,892,433.14x = 1,072,099,045.89 × 424,460,856.42
4. Step 4: Simplify right side
   776,892,433.14x = 455,064,079,185,534,272
5. Step 5: Solve for x
   x = 455,064,079,185,534,272/776,892,433.14
6. Step 6: Final answer
   x = 585,749,145.92