Finding the Fourth Proportional to 670,971,012.84, 925,931,168.73 and 369,550,536.30

Step by Step Solution

1. Step 1: Write the proportion equation
   670,971,012.84 : 925,931,168.73 = 369,550,536.30 : x
2. Step 2: Convert to fraction form
   670,971,012.84/925,931,168.73 = 369,550,536.30/x
3. Step 3: Cross multiply
   670,971,012.84x = 925,931,168.73 × 369,550,536.30
4. Step 4: Simplify right side
   670,971,012.84x = 342,178,359,981,057,280
5. Step 5: Solve for x
   x = 342,178,359,981,057,280/670,971,012.84
6. Step 6: Final answer
   x = 509,974,877.35