Finding the Fourth Proportional to 129,603,185.08, 194,404,964.72 and 52,926,213.29

Step by Step Solution

1. Step 1: Write the proportion equation
   129,603,185.08 : 194,404,964.72 = 52,926,213.29 : x
2. Step 2: Convert to fraction form
   129,603,185.08/194,404,964.72 = 52,926,213.29/x
3. Step 3: Cross multiply
   129,603,185.08x = 194,404,964.72 × 52,926,213.29
4. Step 4: Simplify right side
   129,603,185.08x = 10,289,118,627,405,644
5. Step 5: Solve for x
   x = 10,289,118,627,405,644/129,603,185.08
6. Step 6: Final answer
   x = 79,389,396.34