Finding the Fourth Proportional to 1,300,867,688.61, 1,795,199,704.83 and 706,152,584.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300,867,688.61 : 1,795,199,704.83 = 706,152,584.79 : x
2. Step 2: Convert to fraction form
   1,300,867,688.61/1,795,199,704.83 = 706,152,584.79/x
3. Step 3: Cross multiply
   1,300,867,688.61x = 1,795,199,704.83 × 706,152,584.79
4. Step 4: Simplify right side
   1,300,867,688.61x = 1,267,684,911,779,949,312
5. Step 5: Solve for x
   x = 1,267,684,911,779,949,312/1,300,867,688.61
6. Step 6: Final answer
   x = 974,491,812.56