Finding the Fourth Proportional to 47,172,533.64, 70,759,196.55 and 13,096,536.72

Step by Step Solution

1. Step 1: Write the proportion equation
   47,172,533.64 : 70,759,196.55 = 13,096,536.72 : x
2. Step 2: Convert to fraction form
   47,172,533.64/70,759,196.55 = 13,096,536.72/x
3. Step 3: Cross multiply
   47,172,533.64x = 70,759,196.55 × 13,096,536.72
4. Step 4: Simplify right side
   47,172,533.64x = 926,700,415,894,772.38
5. Step 5: Solve for x
   x = 926,700,415,894,772.38/47,172,533.64
6. Step 6: Final answer
   x = 19,644,915.05