Finding the Fourth Proportional to 152,887,967.10, 214,647,815.70 and 152,887,967.10

Step by Step Solution

1. Step 1: Write the proportion equation
   152,887,967.10 : 214,647,815.70 = 152,887,967.10 : x
2. Step 2: Convert to fraction form
   152,887,967.10/214,647,815.70 = 152,887,967.10/x
3. Step 3: Cross multiply
   152,887,967.10x = 214,647,815.70 × 152,887,967.10
4. Step 4: Simplify right side
   152,887,967.10x = 32,817,068,184,828,460
5. Step 5: Solve for x
   x = 32,817,068,184,828,460/152,887,967.10
6. Step 6: Final answer
   x = 214,647,815.70