Finding the Fourth Proportional to 776,105,806.52, 1,071,030,364.55 and 441,578,321.91

Step by Step Solution

1. Step 1: Write the proportion equation
   776,105,806.52 : 1,071,030,364.55 = 441,578,321.91 : x
2. Step 2: Convert to fraction form
   776,105,806.52/1,071,030,364.55 = 441,578,321.91/x
3. Step 3: Cross multiply
   776,105,806.52x = 1,071,030,364.55 × 441,578,321.91
4. Step 4: Simplify right side
   776,105,806.52x = 472,943,791,090,436,672
5. Step 5: Solve for x
   x = 472,943,791,090,436,672/776,105,806.52
6. Step 6: Final answer
   x = 609,380,560.13