Finding the Fourth Proportional to 828,113,477.16, 1,142,778,205.29 and 456,835,410.12

Step by Step Solution

1. Step 1: Write the proportion equation
   828,113,477.16 : 1,142,778,205.29 = 456,835,410.12 : x
2. Step 2: Convert to fraction form
   828,113,477.16/1,142,778,205.29 = 456,835,410.12/x
3. Step 3: Cross multiply
   828,113,477.16x = 1,142,778,205.29 × 456,835,410.12
4. Step 4: Simplify right side
   828,113,477.16x = 522,061,550,089,854,720
5. Step 5: Solve for x
   x = 522,061,550,089,854,720/828,113,477.16
6. Step 6: Final answer
   x = 630,422,719.22