Finding the Fourth Proportional to 9,880,404, 13,634,957.52 and 5,358,420

Step by Step Solution

1. Step 1: Write the proportion equation
   9,880,404 : 13,634,957.52 = 5,358,420 : x
2. Step 2: Convert to fraction form
   9,880,404/13,634,957.52 = 5,358,420/x
3. Step 3: Cross multiply
   9,880,404x = 13,634,957.52 × 5,358,420
4. Step 4: Simplify right side
   9,880,404x = 73,061,829,074,318.39
5. Step 5: Solve for x
   x = 73,061,829,074,318.39/9,880,404
6. Step 6: Final answer
   x = 7,394,619.60