Finding the Fourth Proportional to 1,132,658,410.16, 1,563,147,164.88 and 686,640,573.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,132,658,410.16 : 1,563,147,164.88 = 686,640,573.12 : x
2. Step 2: Convert to fraction form
   1,132,658,410.16/1,563,147,164.88 = 686,640,573.12/x
3. Step 3: Cross multiply
   1,132,658,410.16x = 1,563,147,164.88 × 686,640,573.12
4. Step 4: Simplify right side
   1,132,658,410.16x = 1,073,320,265,164,106,368
5. Step 5: Solve for x
   x = 1,073,320,265,164,106,368/1,132,658,410.16
6. Step 6: Final answer
   x = 947,611,614.88