Finding the Fourth Proportional to 30,653,892.26, 42,302,063.28 and 16,715,213.15

Step by Step Solution

1. Step 1: Write the proportion equation
   30,653,892.26 : 42,302,063.28 = 16,715,213.15 : x
2. Step 2: Convert to fraction form
   30,653,892.26/42,302,063.28 = 16,715,213.15/x
3. Step 3: Cross multiply
   30,653,892.26x = 42,302,063.28 × 16,715,213.15
4. Step 4: Simplify right side
   30,653,892.26x = 707,088,004,405,085.88
5. Step 5: Solve for x
   x = 707,088,004,405,085.88/30,653,892.26
6. Step 6: Final answer
   x = 23,066,826.18