Finding the Fourth Proportional to 699,334,168.22, 1,048,484,106.06 and 422,923,931.69

Step by Step Solution

1. Step 1: Write the proportion equation
   699,334,168.22 : 1,048,484,106.06 = 422,923,931.69 : x
2. Step 2: Convert to fraction form
   699,334,168.22/1,048,484,106.06 = 422,923,931.69/x
3. Step 3: Cross multiply
   699,334,168.22x = 1,048,484,106.06 × 422,923,931.69
4. Step 4: Simplify right side
   699,334,168.22x = 443,429,020,449,370,112
5. Step 5: Solve for x
   x = 443,429,020,449,370,112/699,334,168.22
6. Step 6: Final answer
   x = 634,073,152.15