Finding the Fourth Proportional to 250,559,185.17, 345,779,538.59 and 144,710,634.14

Step by Step Solution

1. Step 1: Write the proportion equation
   250,559,185.17 : 345,779,538.59 = 144,710,634.14 : x
2. Step 2: Convert to fraction form
   250,559,185.17/345,779,538.59 = 144,710,634.14/x
3. Step 3: Cross multiply
   250,559,185.17x = 345,779,538.59 × 144,710,634.14
4. Step 4: Simplify right side
   250,559,185.17x = 50,037,976,301,925,048
5. Step 5: Solve for x
   x = 50,037,976,301,925,048/250,559,185.17
6. Step 6: Final answer
   x = 199,705,216.42