Finding the Fourth Proportional to 47,253,970.69, 70,892,913.45 and 13,175,316.56

Step by Step Solution

1. Step 1: Write the proportion equation
   47,253,970.69 : 70,892,913.45 = 13,175,316.56 : x
2. Step 2: Convert to fraction form
   47,253,970.69/70,892,913.45 = 13,175,316.56/x
3. Step 3: Cross multiply
   47,253,970.69x = 70,892,913.45 × 13,175,316.56
4. Step 4: Simplify right side
   47,253,970.69x = 934,036,576,791,071.50
5. Step 5: Solve for x
   x = 934,036,576,791,071.50/47,253,970.69
6. Step 6: Final answer
   x = 19,766,308.80